The meaning of SECURITY is the quality or state of being secure. How to use security in a sentence.

SECURITY meaning: 1 : the state of being protected or safe from harm often used before another noun; 2 : things done to make people or places safe

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Security is protection from, or resilience against, potential harm (or other unwanted coercion). Beneficiaries (technically referents) of security may be persons and social groups, objects and …

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Security+ V7 Security+ CompTIA Security+ is the premier global certification that establishes the essential skills required for core security functions and a career in IT security. It showcases …

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Get in-depth security coverage at WIRED including cyber, IT and national security news.

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May 30, 2025 · Security in IT is the method of preventing, defending and mitigating cyberattacks. Learn the different types of security and the best security principles.